DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF SAN ANTONIO, QUEZON Award a ₱697.7K contract to AM ABDON CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
124f849b170f271c81179f4e21c209d8f47affd9c30360eb74dac27fee2aa43e
Status:
Included and unchanged
Block:
#4,258 1,755 blocks after it
Position in block:
Transaction 4 of 94
Award day:
Oct 22, 2020 (6 yrs ago)
Value:
₱697,677.75
Project:
Repair & Maintenance-Building & other Stuctures
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,258 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF SAN ANTONIO, QUEZON awarded it to AM ABDON CONSTRUCTION AND SUPPLIES on 2020-10-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of San Antonio gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 124f849b17…2aa43enow …
- 2. Block Merkle root changedstored 8b173da625…ce32f8now …
- 3. Block #4258 hash changedstored e158cefb83…9873d9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.
- leaf 124f849b170f271c81179f4e21c209d8f47affd9c30360eb74dac27fee2aa43e
- 01 R 165c9048f02c6a3a353c8bdc9e3c89ed7c4475c47f6549de3da2db3ec2f5aeb3
- 02 R 0bca5e04d18ab076e763e15ad958c2475748dfcfa64c2fb914a11f1914a7e28d
- 03 L eb5b93c0dedc84caa84544fa732c3ca2aa6e0587e690ed548e59c760645213a3
- 04 R b034c8a71205e43127242ac4c65136ef06d73098ca60310679bf9c4d9c2f2d47
- 05 R 0042b145338954da364b7d9f977176b74d323dd6c7afdc0480452cc56cd0fad4
- 06 R ca0d73573474e6c834847b782b7f4d3e36cc451befeed1bcf540b21e3b317982
- 07 R 20c42286cd664f644aa6a1d2efd3a293942804e562ee3747e63ba8fe55d81762
- root 8b173da62513d10e1073a1e12061403b6160e39ad534a9f461b774351ece32f8